What does singleton class mean?
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How strings are created in java?
What is the difference between path and classpath variables?
What is the static field modifier?
What is command line argument in java?
What is the significance of continue jump statement? Explain with an example.
What is the difference between the size and capacity of a vector?
If I will write String s=new String("XYZ"); String s1=new String("XYZ"); if(s.equals(s1)){ sop("True"); } else{ sop("False"); } This program will give me "True". But When I am creating my own class suppose class Employee{ public Employee(String name); } Employee e= new Employee("XYZ"); Employee e1 = neew Employee("XYZ"); if(e.equals(e1)){ sop("True"); } else{ sop("False"); } Then it will give the output as "False". Can I know what is happening internally?
What do you mean by object?
Explain the meaning of java applet.
can write code for serialization ?
What is JDBC Driver interface?How can you retrieve data from the ResultSet
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